Analysis

  • max time kernel
    241s
  • max time network
    286s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2023 11:58

General

  • Target

    NEAS.dcddde73fd2dd110a358ae0668ee96c7_JC.exe

  • Size

    42KB

  • MD5

    dcddde73fd2dd110a358ae0668ee96c7

  • SHA1

    62a416189a11c8dcc53867bfdbee5a0cea1a80fb

  • SHA256

    d627409719fdd17899fafe08797bea10fb5ff77275f2901a2984dcd545395b95

  • SHA512

    da7ad8bf701664bf8291a2a7f6d52b88b728e53b5230f624583f85aa110843283bf924a09f22ab2b32f7fabf3a2e1654378783b5eac4f68d399b459de241de80

  • SSDEEP

    768:fvQB/z0pqrLoyT8I+E1j+KPPIYu8T0aTsJK56VO8XM0Wns+b2znpNqP8:fODhc+yBJW0WTU5XM1nJqjp0E

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

  • Sakula

    Sakula is a remote access trojan with various capabilities.

  • Sakula payload 4 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 9 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.dcddde73fd2dd110a358ae0668ee96c7_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.dcddde73fd2dd110a358ae0668ee96c7_JC.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2648
    • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
      2⤵
      • Executes dropped EXE
      PID:2784
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.dcddde73fd2dd110a358ae0668ee96c7_JC.exe"
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1760
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1
        3⤵
        • Runs ping.exe
        PID:2776

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab9713.tmp

    Filesize

    61KB

    MD5

    f3441b8572aae8801c04f3060b550443

    SHA1

    4ef0a35436125d6821831ef36c28ffaf196cda15

    SHA256

    6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

    SHA512

    5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

  • C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    Filesize

    42KB

    MD5

    73d7cbbe9a0d2fbe04f2f789de8f6525

    SHA1

    2f770f2005250c1be8b59d0976f5dde0f46818d9

    SHA256

    c67bf4d3dfa62a54c0a4936b54dc89df846ebcc3068a991c848b828f932e090e

    SHA512

    63c88e9acee0556d85e3848b0f70f42c6a5c282bcf2017536321d9466802cead9f15860e222b7d727784db21a96e4da576e7b251104315b55b4992e9d39c993d

  • C:\Users\Admin\AppData\Local\Temp\Tar9774.tmp

    Filesize

    163KB

    MD5

    9441737383d21192400eca82fda910ec

    SHA1

    725e0d606a4fc9ba44aa8ffde65bed15e65367e4

    SHA256

    bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

    SHA512

    7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

  • \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

    Filesize

    42KB

    MD5

    73d7cbbe9a0d2fbe04f2f789de8f6525

    SHA1

    2f770f2005250c1be8b59d0976f5dde0f46818d9

    SHA256

    c67bf4d3dfa62a54c0a4936b54dc89df846ebcc3068a991c848b828f932e090e

    SHA512

    63c88e9acee0556d85e3848b0f70f42c6a5c282bcf2017536321d9466802cead9f15860e222b7d727784db21a96e4da576e7b251104315b55b4992e9d39c993d

  • memory/2648-0-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2648-4-0x0000000000230000-0x0000000000254000-memory.dmp

    Filesize

    144KB

  • memory/2648-8-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2648-11-0x0000000000230000-0x0000000000254000-memory.dmp

    Filesize

    144KB

  • memory/2648-16-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2784-7-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2784-10-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2784-37-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB